//app.js
App({
  onLaunch: function () {
    //调用API从本地缓存中获取数据
    var logs = wx.getStorageSync('logs') || []
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)
  },
  getUserInfo:function(cb){
    var that = this
    if(this.globalData.userInfo){
      typeof cb == "function" && cb(this.globalData.userInfo)
    }else{
      //调用登录接口
      wx.login({
        success: function () {
          wx.getUserInfo({
            success: function (res) {
              that.globalData.userInfo = res.userInfo
              typeof cb == "function" && cb(that.globalData.userInfo)
            }
          })
        }
      })
    }
  },
  globalData:{
    userInfo:null
  },
  getrandom:function(){
    var list=[];
    for (var i = 0; i < 10; i++) {
       list.push( Math.floor( Math.random()*10 ) ); 
    };
    return list;
  },
  getNet:function(s){
    return (function(checked){
      return {
        a:'1',
        b:'2',
        dom:this.getrandom(),
        checked:checked
      }
    }.bind(this))(s)
  }
})